Printed circuit board assembly

Abstract

A printed circuit board assembly has a first printed circuit board with first and second surfaces, a plurality of electrical contact pins which pass through the first printed circuit board, wherein first ends of the contact pins are electrically contacted on the second surface by soldered elevations, and with first electrical contacts which are arranged on the second surface; and a second printed circuit board with first and second surfaces in which a plurality of blind holes are formed for receiving the first ends of the contact pins, wherein the second printed circuit board has second electrical contacts on the second surface, and the second surfaces of the first printed circuit board and the second printed circuit board are joined together such that the contact pins reach into the blind holes such that the first electrical contacts electrically contact the second electrical contacts.

What is claimed is: 
     
       1. A printed circuit board assembly, comprising:
 a first printed circuit board comprising a first surface and a second surface facing away from the first surface, a plurality of electrical contact pins which are received by a plurality of first electrical connections and pass through the first printed circuit board, wherein first ends of the contact pins are electrically contacted on the second surface by soldered elevations and with first electrical contacts which are arranged on the second surface and 
 a second printed circuit board with a first surface and a second surface facing away from the first surface wherein in the second surface a plurality of blind holes configured to receive the first ends of the contact pins is formed, and wherein the second printed circuit board has second electrical contacts on the second surface; 
 wherein the first printed circuit board and the second printed circuit board are brought together with their respective second surfaces in such a way that the first ends of the contact pins extend into the blind holes and that the first electrical contacts make electrical contact with the second electrical contacts. 
 
     
     
       2. The printed circuit board assembly according to  claim 1 , wherein the first electrical contacts are soldered to the second electrical contacts. 
     
     
       3. The printed circuit board assembly according to  claim 2 , wherein soldered connections between the first electrical contacts and the second electrical contacts provide an electrical connection and a structural connection of the first and second printed circuit boards. 
     
     
       4. The printed circuit board assembly according to  claim 1 , wherein the first electrical contacts are formed as solder cups. 
     
     
       5. The printed circuit board assembly according to  claim 1 , wherein the second electrical contacts are formed as soldered pads. 
     
     
       6. The printed circuit board assembly according to  claim 1 , wherein the plurality of first electrical connections is formed as a plurality of soldered eyes configured to receive and electrically connect the contact pins. 
     
     
       7. The printed circuit board assembly according to  claim 1 , wherein a position of the plurality of blind holes on the second surface of the second printed circuit board corresponds to a position of the plurality of first electrical connections on the second surface of the first printed circuit board. 
     
     
       8. The printed circuit board assembly according to  claim 1 , wherein the plurality of blind holes is formed from an electrically insulating material. 
     
     
       9. The printed circuit board assembly according to  claim 1 , wherein the second printed circuit board comprises a plurality of second electrical connections which are configured to receive and electrically connect pin header for system cabling. 
     
     
       10. The printed circuit board assembly according to  claim 1 , wherein the first and second surfaces of the first and second printed circuit boards are the surfaces of the respective printed circuit boards which have a largest surface area. 
     
     
       11. The printed circuit board assembly according to  claim 1 , wherein the first electrical contacts of the first printed circuit board and the second electrical contacts of the second printed circuit board are arranged congruently to one another. 
     
     
       12. The printed circuit board assembly according to  claim 1 , wherein the first electrical contacts are formed on an edge of the second surface of the first printed circuit board and the second electrical contacts are formed on an edge of the second surface the second printed circuit board. 
     
     
       13. The printed circuit board assembly according to  claim 1 , wherein the first printed circuit board and the second printed circuit board are connected such that the respective second surfaces of the first and second printed circuit boards lie on top of each other. 
     
     
       14. The printed circuit board assembly according to  claim 1 , wherein the first printed circuit board and the second printed circuit board are arranged congruently to one another. 
     
     
       15. The printed circuit board assembly according to  claim 1 , wherein vertical dimensions of the printed circuit board assembly are determined by a thickness of the first and second printed circuit boards.